[INFO] cloning repository https://github.com/vnikonov63/mbbf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vnikonov63/mbbf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvnikonov63%2Fmbbf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvnikonov63%2Fmbbf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34a3a88328b9043f176dd187a581e3621daca155
[INFO] fixing vnikonov63/mbbf against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvnikonov63%2Fmbbf" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vnikonov63/mbbf
[INFO] finished tweaking git repo https://github.com/vnikonov63/mbbf
[INFO] tweaked toml for git repo https://github.com/vnikonov63/mbbf written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vnikonov63/mbbf on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vnikonov63/mbbf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5
[INFO] running `Command { std: "docker" "start" "d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking mbbf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SpinLock` is never constructed
[INFO] [stdout]   --> examples/ch4-ex1-spin-lock.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct SpinLock<T> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `lock`, and `unlock` are never used
[INFO] [stdout]   --> examples/ch4-ex1-spin-lock.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<T> SpinLock<T> {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 26 |     pub const fn new(value: T) -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn lock(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn unlock(&self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a mutable reference to mutable static
[INFO] [stdout]   --> examples/ch3-ex6-se-cons-ordering.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 S.push('!');
[INFO] [stdout]    |                 ^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a mutable reference to mutable static
[INFO] [stdout]   --> examples/ch3-ex6-se-cons-ordering.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 S.push('!');
[INFO] [stdout]    |                 ^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mbbf` (example "ch3-ex6-se-cons-ordering") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: creating a mutable reference to mutable static
[INFO] [stdout]   --> examples/ch3-ex4-locking.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |         unsafe { DATA.push('!') };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mbbf` (example "ch3-ex4-locking") due to 1 previous error
[INFO] [stdout] warning: function `allocate_new_id` is never used
[INFO] [stdout]  --> examples/ch2-ex7-id-alloc.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn allocate_new_id() -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate_new_id1` is never used
[INFO] [stdout]  --> examples/ch2-ex7-id-alloc.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn allocate_new_id1() -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate_new_id2` is never used
[INFO] [stdout]   --> examples/ch2-ex7-id-alloc.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn allocate_new_id2() -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `allocate_new_id3` is never used
[INFO] [stdout]   --> examples/ch2-ex7-id-alloc.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn allocate_new_id3() -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5", kill_on_drop: false }`
[INFO] [stdout] d1af7a001d3680e8cfa0e062dff774a21241f04c10a14836efb463bc1bec89d5
